htmlayout_***.h/hpp - "windowed" htmlayout API. 
htmlite.h - "windowless" htmlayout API.
htmprint.h - paginated HTML rendering API.

json-***.h - declaration and headers of json::value and various auxiliary functions.

wtl_***.h - initial WTL wrapper.

atl***.h - alternative, simplified version of WTL wrapper designed by Alexander Murashko
 